Watch: Highlights from the 2024 SAG Awards

Benny Safdie, Cillian Murphy, Robert Downey Jr., Josh Hartnett, Alden Ehrenreich, Casey Affleck, Emily Blunt and Kenneth Branagh, winner of the Outstanding Performance by a Cast in a Motion Picture award for 'Oppenheimer' pose in the press room during the 30th Annual SAG Awards. Photo: Getty

Christopher Nolan's biopic Oppenheimer dominated at the Screen Actors Guild (SAG) Awards on Saturday. Cillian Murphy won best actor, Robert Downey Jr was awarded best supporting actor, and the Oppenheimer ensemble won outstanding performance by a cast.